Species Details

Phacelia nashiana

Charlotte's phacelia

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Species Description:

Phacelia nashiana, commonly known as Charlotte's phacelia, is a annual herb in the Hydrophyllaceae that is found only in California. It occurs within Joshua tree "woodland", Mojavean desert scrub, and Pinyon and juniper woodland, growing at elevations from 600 to 2200 meters. Phacelia nashiana is ranked 1B.2, Plants Rare, Threatened or Endangered in California and Elsewhere; Moderately threatened in California.

Lifeform: annual herb
Blooming Period: Mar-Jun
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Elevation:
600 - 2200 meters
1970 - 7220 feet
General Habitats:
  • Joshua tree "woodland"
  • Mojavean desert scrub
  • Pinyon and juniper woodland
Microhabitat Details:
Microhabitat:
  • Granitic (usually)
  • Sandy
Notes:
Threatened by grazing and mining. Possibly threatened by foot traffic and vehicles. See Flora of California 3(2):276-277 (1943) by W.L. Jepson for original description.
Threats:
Taxonomy:
Threat List Total: 13
Total EOs % of EOs
EOs with Threat Listed: 46 64 %
THREAT LIST:
Grazing 20 27%
ORV activity 18 25%
Road/trail construction/maint. 6 8%
Foot traffic/trampling 5 6%
Non-native plant impacts 5 6%
Total Occurrences: 72
Element Occurrence Ranks:
A B C D X U
26 19 12 1 0 14
Occurrence Status:
Historical >20 Years 49
Recent <=20 Years 23
Presence:
Presumed Extant 72
Possibly Extirpated 0
Presumed Extirpated 0
California Endemic:
California Island:
States: Name (Code)
California (CA)
California Counties and Islands: Name (Code)
Inyo (INY), Kern (KRN), Tulare (TUL)
Quads: Name (Quad Code)
Cane Canyon (3511852), Cantil (3511738), Cinco (3511831), Freeman Junction (3511758), Garlock (3511747), Haiwee Pass (3611821), Horse Canyon (3511851), Lamont Peak (3511871), Little Lake (3511788), Long Canyon (3611811), Mojave NE (3511821), Ninemile Canyon (3511778), Owens Peak (3511768), Saltdale NW (3511748), Saltdale SE (3511737), Volcano Peak (3511787), Walker Pass (3511861)
Notes:
Definitions of codes following a county and/or quad:
* Presumed extirpated
(?) Occurrence confirmed, but possibly extirpated
Quad and county data is imported from the CNDDB. Species may be present in other areas where conditions are favorable. These data should NOT be substituted for pre-project review or for on-site surveys.
Presumed Extant
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